Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Axio Green LLC | Altus Power America Management, LLC | Greenfield Township, MA | ISO New England (ISNE) | 2.5 GWh | May 2012 | Dec 2025 | Solar |
| Foundation Scheid Vineyards | Foundation CA Fund VIII Manager, LLC | Greenfield, CA | California Independent System Operator (CISO) | 4.2 GWh | Aug 2017 | Dec 2025 | Wind |
| Greenfield Solar Park | Indiana Municipal Power Agency | Greenfield, IN | PJM Interconnection, LLC (PJM) | 4.8 GWh | Nov 2017 | Dec 2025 | Solar |
| Arbor Hill Wind Farm | MidAmerican Energy Co | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 TWh | Nov 2018 | Aug 2026 | Wind |
| Greenfield Wind | Greenfield Wind Power, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Jul 2012 | Dec 2025 | Wind |
| Meadow Ridge | Meadow Ridge Wind Energy, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Jun 2012 | Dec 2025 | Wind |
| Sky Volt | Sky Volt, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Jul 2012 | Dec 2025 | Wind |
| North Generation Plant | City of Greenfield - (IA) | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 MWh | Dec 2001 | Dec 2025 | Distillate Fuel Oil |
| Wolverine | Wolverine Wind Energy, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Sep 2010 | Dec 2025 | Wind |
| Downtown Generation Plant | City of Greenfield - (IA) | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 15.0 MWh | Jun 2020 | Dec 2025 | Distillate Fuel Oil |
| Arbor Hill Solar | MidAmerican Energy Co | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 45.5 GWh | Dec 2021 | Aug 2026 | Solar |
| Greenfield Solar PV | NSTAR Electric Company | Greenfield, MA | ISO New England (ISNE) | 2.6 GWh | Dec 2018 | Dec 2025 | Solar |
| Ross County Solar, LLC | Geronimo Power | Greenfield, OH | PJM Interconnection, LLC (PJM) | 224.6 GWh | Dec 2024 | Aug 2026 | Solar |
| Fayette Solar | Geronimo Power | Greenfield, OH | PJM Interconnection, LLC (PJM) | 93.1 GWh | Dec 2024 | Aug 2026 | Solar |
| Hawkeye Energy Greenport LLC | Hawkeye Energy Greenport LLC | Greenport, NY | New York Independent System Operator (NYIS) | 24.9 GWh | Jun 2003 | Dec 2025 | Kerosene |
| Greenport | Village of Greenport - (NY) | Greenport, NY | New York Independent System Operator (NYIS) | 11.0 MWh | May 1957 | Dec 2025 | Distillate Fuel Oil |
| Southold | National Grid Generation LLC | Greenport, NY | New York Independent System Operator (NYIS) | 483.0 MWh | Jul 1964 | Dec 2025 | Distillate Fuel Oil |
| Cherrywood Solar I | Cherrywood Solar, LLC | Greensboro, MD | PJM Interconnection, LLC (PJM) | 128.6 GWh | - | Aug 2026 | Solar |
| White Street Renewables | White Street Renewables LLC | Greensboro, NC | Duke Energy Carolinas (DUK) | 9.6 GWh | May 2019 | Dec 2025 | Solar : 63.0% Landfill Gas : 37.0% |
| Decatur Co. Solar RES (IN) | Hoosier Energy R E C, Inc | Greensburg, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Aug 2017 | Dec 2025 | Solar |
| Greensburg Solar | Today's Power, Inc. | Greensburg, KS | Southwest Power Pool (SWPP) | 1.7 GWh | May 2021 | Dec 2025 | Solar |
| Greensburg | Greensburg Wind Farm, LLC | Greensburg, KS | Southwest Power Pool (SWPP) | 7.7 GWh | Jan 2010 | Dec 2025 | Wind |
| Greenville | Terraform Arcadia | Greenville, GA | Southern Company Services, Inc. - Trans (SOCO) | 1.4 GWh | Aug 2014 | Dec 2025 | Solar |
| Fish Creek Solar Park | DTE Electric Company | Greenville, MI | Midcontinent Independent System Operator, Inc. (MISO) | 141.0 GWh | - | Aug 2026 | Solar |
| Gerald Andrus | Entergy Mississippi LLC | Greenville, MS | Midcontinent Independent System Operator, Inc. (MISO) | 566.8 GWh | Dec 1974 | Nov 2025 | Natural Gas : 99.9% |
| DSM Pharmaceuticals | Patheon Manufacturing Service LLC | Greenville, NC | Duke Energy Progress East (CPLE) | 43.0 MWh | Jul 1987 | Dec 2025 | Distillate Fuel Oil |
| Penny Hill Solar | Cardinal Renewables | Greenville, NC | PJM Interconnection, LLC (PJM) | 3.6 GWh | Aug 2017 | Dec 2025 | Solar |
| Rams Horn Solar Center LLC | Cypress Creek Renewables | Greenville, NC | Duke Energy Progress East (CPLE) | 7.8 GWh | Nov 2014 | Dec 2025 | Solar |
| Flemming Solar Center LLC | Cypress Creek Renewables | Greenville, NC | Duke Energy Progress East (CPLE) | 8.2 GWh | Nov 2014 | Dec 2025 | Solar |
| Whirlpool Corp-Greenville Wind Farm | Greenville Wind 26, LLC | Greenville, OH | PJM Interconnection, LLC (PJM) | 6.4 GWh | Aug 2018 | Dec 2024 | Wind |
| Greenville Electric Generating Station | Buckeye Power, Inc | Greenville, OH | PJM Interconnection, LLC (PJM) | 82.2 GWh | May 2000 | Dec 2025 | Natural Gas : 98.6% Distillate Fuel Oil : 1.4% |
| Saluda Dam | Northbrook Carolina Hydro LLC | Greenville, SC | Duke Energy Carolinas (DUK) | 5.2 GWh | Nov 1996 | Dec 2025 | Water |
| White Horse Solar A | White Horse Solar A | Greenville, SC | Duke Energy Carolinas (DUK) | 3.3 GWh | Oct 2020 | Dec 2025 | Solar |
| SR Albany, LLC | SR Albany, LLC | Greenville, TN | Tennessee Valley Authority (TVA) | 41.0 MWh | May 2025 | Dec 2025 | Solar |
| Powerlane Plant | City of Greenville - (TX) | Greenville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 55.8 GWh | Dec 1965 | Dec 2025 | Natural Gas : 98.7% Distillate Fuel Oil : 1.3% |
| Leon Solar | Cypress Creek Renewables | Greenville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 18.5 GWh | Nov 2017 | Dec 2025 | Solar |
| Sterling Solar (TX) | Cypress Creek Renewables | Greenville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 6.0 GWh | Oct 2018 | Sep 2025 | Solar |
| Pivot Energy Minnesota Solar 10 | Pivot Energy | Greenwald, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | May 2023 | Dec 2025 | Solar |
| Crystal Mountain | Puget Sound Energy Inc | Greenwater, WA | Puget Sound Energy, Inc. (PSEI) | 560.0 MWh | Nov 1969 | Jul 2026 | Distillate Fuel Oil |
| Cos Cob | Connecticut Jet Power LLC | Greenwich, CT | ISO New England (ISNE) | 1.6 GWh | Aug 1969 | Dec 2025 | Kerosene |
| Dahowa Hydro | GR Catalyst Two LLC | Greenwich, NY | New York Independent System Operator (NYIS) | 9.9 GWh | Nov 1987 | Dec 2025 | Water |
| Center Falls | Hollingworth & Vose Co Center Falls | Greenwich, NY | New York Independent System Operator (NYIS) | 3.0 GWh | Dec 1983 | Dec 2025 | Water |
| Greenwich Solar 1, LLC CSG | AES Distributed Energy | Greenwich, NY | New York Independent System Operator (NYIS) | 6.5 GWh | Nov 2020 | Dec 2025 | Solar |
| Heimlich Solar | Heimlich Solar Partners LLC | Greenwood, DE | PJM Interconnection, LLC (PJM) | 9.2 GWh | May 2024 | Dec 2024 | Solar |
| Armstrong 1 | Greenbacker Renewable Energy Corporation | Greenwood, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Nov 2024 | Dec 2025 | Solar |
| Hurricane Creek Lift Station | Johnson County Rural E M C | Greenwood, IN | Midcontinent Independent System Operator, Inc. (MISO) | 143.0 MWh | Aug 2004 | Dec 2024 | Distillate Fuel Oil |
| Delta's Edge Solar | Cubico USA, LLC | Greenwood, MS | Midcontinent Independent System Operator, Inc. (MISO) | 173.3 GWh | Oct 2023 | Aug 2026 | Solar |
| Greenwood (MO) | Evergy Missouri West | Greenwood, MO | Southwest Power Pool (SWPP) | 115.4 GWh | Apr 1975 | Aug 2026 | Natural Gas : 91.9% Distillate Fuel Oil : 5.6% Solar : 2.5% |
| Briarwood | Briarwood Solar, LLC | Greenwood, SC | Duke Energy Carolinas (DUK) | 4.0 GWh | Nov 2020 | Dec 2025 | Solar |
| Augusta Solar | Augusta Solar, LLC | Greenwood, SC | Duke Energy Carolinas (DUK) | 4.0 GWh | Nov 2020 | Dec 2025 | Solar |
| Woodfields Solar | Woodfields Solar, LLC | Greenwood, SC | Duke Energy Carolinas (DUK) | 3.8 GWh | Jan 2022 | Dec 2025 | Solar |
| BMW Manufacturing Co | BMW Manufacturing Co LLC | Greer, SC | Duke Energy Carolinas (DUK) | 30.4 GWh | May 2009 | Dec 2025 | Landfill Gas : 82.1% Natural Gas : 17.9% |
| Gregory Power Plant | Gregory Power Partners LLC | Gregory, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 604.4 GWh | Jun 2000 | Aug 2026 | Natural Gas |
| Whitehorn Solar | Whitehorn Solar, LLC | Gretna, VA | PJM Interconnection, LLC (PJM) | 97.2 GWh | Sep 2021 | Aug 2026 | Solar |
| Sycamore Solar | Dominion Energy Inc. | Gretna, VA | PJM Interconnection, LLC (PJM) | 83.7 GWh | Feb 2023 | Aug 2026 | Solar |
| SSD Marion 1, LLC | Thor Solar 1 CEI, LLC | Grevais, OR | Portland General Electric Company (PGE) | 3.9 GWh | Nov 2020 | Dec 2025 | Solar |
| Beaverdam Renewable Energy Center | Duke Energy Carolinas, LLC | Grey Court, SC | Duke Energy Carolinas (DUK) | 36.7 GWh | - | Aug 2026 | Solar |
| Gridley Main | Altus Power America Management, LLC | Gridley, CA | California Independent System Operator (CISO) | 1.4 GWh | Feb 2013 | Dec 2025 | Solar |
| Gridley Main Two | Altus Power America Management, LLC | Gridley, CA | California Independent System Operator (CISO) | 3.6 GWh | Mar 2013 | Dec 2025 | Solar |
| Georgia LFG Pine Ridge Plant | Cube District Energy, LLC | Griffin, GA | Southern Company Services, Inc. - Trans (SOCO) | 42.6 GWh | May 2016 | Dec 2025 | Landfill Gas |
| Griffith | Altus Power America Management, LLC | Griffith, IN | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Feb 2013 | Dec 2025 | Solar |
| Highland Solar Center LLC | SRE Utility Solar 1, LLC | Grifton, NC | Duke Energy Progress East (CPLE) | 8.6 GWh | Nov 2015 | Dec 2025 | Solar |
| Buckleberry Solar | John Laing US Solar Corp. | Grifton, NC | Duke Energy Progress East (CPLE) | 93.3 GWh | Oct 2018 | Aug 2026 | Solar |
| Exum Farm Solar, LLC | Cypress Creek Renewables | Grifton, NC | Duke Energy Carolinas (DUK) | 9.3 GWh | Nov 2016 | Dec 2025 | Solar |
| Kinston Solar | Cypress Creek Renewables | Grifton, NC | Duke Energy Progress East (CPLE) | 8.3 GWh | Jul 2015 | Dec 2025 | Solar |
| Venus Wind 3 LLC | Novis Renewables, LLC | Grinnell, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.5 GWh | Feb 2017 | Dec 2025 | Wind |
| Grinnell College | Azimuth 180 Solar Electric, LLC | Grinnell, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Mar 2024 | Dec 2025 | Solar |
| Clinton Solar | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.7 GWh | Apr 2021 | Dec 2025 | Solar |
| Sherman Solar | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.6 GWh | Nov 2019 | Dec 2025 | Solar |
| Jackson Solar (CT) | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.6 GWh | Nov 2019 | Dec 2025 | Solar |
| Colbeck's Corner, LLC | RWE Clean Energy | Groom, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 848.5 GWh | Apr 2016 | Aug 2026 | Wind |
| Subase Microgrid Project | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 29.6 GWh | Nov 2022 | Dec 2025 | Natural Gas |
| Pfizer Groton Fuel Cell | Groton Fuel Cell 1 LLC | Groton, CT | ISO New England (ISNE) | 36.2 GWh | Sep 2016 | Dec 2025 | Natural Gas |
| CMEEC - Navy NE Trident | Tesla Inc. | Groton, CT | ISO New England (ISNE) | 1.2 GWh | May 2017 | Dec 2025 | Solar |
| Naval Sub Base New London Fuel Cell | Groton Station Fuel Cell, LLC | Groton, CT | ISO New England (ISNE) | 29.9 GWh | Nov 2022 | Dec 2025 | Natural Gas |
| Pfizer Groton Plant | Pfizer Inc | Groton, CT | ISO New England (ISNE) | 82.3 GWh | Dec 1947 | Aug 2026 | Natural Gas : 92.1% Distillate Fuel Oil : 7.9% |
| Water Treatment 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 410.0 MWh | Sep 2010 | Aug 2026 | Distillate Fuel Oil |
| Bridge Street 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 452.0 MWh | Jun 2010 | Dec 2025 | Distillate Fuel Oil |
| Gary Court 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 381.0 MWh | Jun 2010 | Dec 2025 | Distillate Fuel Oil |
| GELD Solar Farm | Ameresco, Inc - GELD | Groton, MA | ISO New England (ISNE) | 3.3 GWh | May 2016 | Dec 2025 | Solar |
| West Groton CHP | Hollingsworth & Vose Co West Groton | Groton, MA | ISO New England (ISNE) | 20.9 GWh | Nov 2015 | Dec 2025 | Natural Gas |
| Groton Wind LLC | Avangrid Power LLC | Groton, NH | ISO New England (ISNE) | 104.9 GWh | Nov 2012 | Aug 2026 | Wind |
| Groton Generation Station | Basin Electric Power Coop | Groton, SD | Southwest Power Pool (SWPP) | 220.7 GWh | Jun 2006 | Dec 2025 | Natural Gas |
| Wabtec U.S Rail, Grove City Engine Plant | General Electric Co | Grove City, PA | PJM Interconnection, LLC (PJM) | 3.5 GWh | May 1984 | May 2026 | Distillate Fuel Oil |
| R C Kirkwood | City & County of San Francisco - (CA) | Groveland, CA | California Independent System Operator (CISO) | 472.2 GWh | Jan 1967 | Aug 2026 | Water |
| Dion R Holm | City & County of San Francisco - (CA) | Groveland, CA | California Independent System Operator (CISO) | 557.0 GWh | Jul 1960 | Aug 2026 | Water |
| Groveland Solar | RWE Clean Energy | Groveland, MA | ISO New England (ISNE) | 4.3 GWh | Nov 2012 | Dec 2025 | Solar |
| Grover Hill Wind, LLC | Lotus Infrastructure Global Operations, LLC | Grover Hill, OH | PJM Interconnection, LLC (PJM) | 174.5 GWh | - | Aug 2026 | Wind |
| Panorama Wind, LLC | Leeward Asset Management, LLC | Grover, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 587.3 GWh | May 2022 | Aug 2026 | Wind |
| Cedar Creek Wind | Leeward Asset Management, LLC | Grover, CO | Public Service Company of Colorado (PSCO) | 639.4 GWh | Oct 2007 | Aug 2026 | Wind |
| Mountain Breeze Wind, LLC | Leeward Asset Management, LLC | Grover, CO | Public Service Company of Colorado (PSCO) | 593.0 GWh | Sep 2020 | Aug 2026 | Wind |
| Roper Farm, LLC | Strata Manager, LLC | Grover, NC | Duke Energy Carolinas (DUK) | 9.8 GWh | May 2015 | Dec 2025 | Solar |
| Lost Nation | Granite Shore Power | Groveton, NH | ISO New England (ISNE) | 416.0 MWh | Aug 1969 | Dec 2025 | Distillate Fuel Oil |
| Columbia Bryson | Westbound Solar LLC | Grovetown, GA | Southern Company Services, Inc. - Trans (SOCO) | 2.7 GWh | Nov 2018 | Dec 2025 | Solar |
| Grundy Center City Light Plant | Grundy Center Mun Light & Power | Grundy Center, IA | Midcontinent Independent System Operator, Inc. (MISO) | 109.0 MWh | Oct 1963 | Dec 2025 | Distillate Fuel Oil |
| Porterhouse Wind (4) LLC | UPC Power Solutions | Gruver, TX | Southwest Power Pool (SWPP) | 66.2 GWh | Dec 2007 | Dec 2025 | Wind |
| Great Prairie Wind | Great Prairie Wind LLC | Gruver, TX | Southwest Power Pool (SWPP) | 4.2 TWh | Oct 2022 | Aug 2026 | Wind |
| Guernsey | U S Bureau of Reclamation | Guernsey, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 14.6 GWh | Jun 1927 | Dec 2025 | Water |
| Normanskill Hydro Project | Watervliet, City of - (NY) | Guilderland, NY | New York Independent System Operator (NYIS) | 1.0 GWh | Mar 1983 | Oct 2025 | Water |
| Krumkill Road Solar North, LLC | Generate Capital | Guilderland, NY | New York Independent System Operator (NYIS) | 6.4 GWh | Jul 2024 | Dec 2025 | Solar |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |